搜索结果: 1-15 共查到“知识库 Nanoparticle”相关记录53条 . 查询时间(0.062 秒)
Effects of nanoparticle treatments on propagation of Prunus mahaleb L. by seed
germination percentage growth characteristics proline relative water content seed dormancy survival
2018/3/6
We examined the effects of nanoparticles (NPs) of TiO2 and ZnO at 0.5, 1, 2 or 3% concentrations for 10, 20, and
30 min in stratified seeds of Prunus mahaleb Linnaeus. Then, seedlings produced were i...
Effect of ZnO nanoparticle on cell viability,zinc uptake efficiency,and zinc transporters gene expression:a comparison with ZnO and ZnSO4
nano-ZnO bulk ZnO zinc transportation TPEN IEC-6 cells
2017/2/21
Zinc plays an important role in functional and structural integrity of cells. The aim of the current study was to compare cell viability, zinc uptake efficiency, and gene expression of metallothionein...
Mechanism of Hollow Nanoparticle Formation Due to Shape Fluctuations
Hollow Nanoparticle Formation Shape Fluctuations
2015/10/16
Shape fluctuations in nanoparticles strongly influence their stability. Here, we introduce a quantitative model of such shape fluctuations and apply this model to the important case of Pt-shell/transi...
Fabrication and analysis of CIGS nanoparticle-based thin film solar cells
CIGS Solar Cell CIGS Nanoparticles Spray Deposition Thin Film Solar Cell
2015/1/20
Fabrication and analysis of Copper Indium Gallium di-Selenide (CIGS) nanoparticles-based thin film solar cells are presented and discussed. This work explores non-traditional fabrication processes, su...
From Mouse Mammary Tumor Model to New Therapeutic Method ---Mammary Tumor Development in Balb/c-Trp53+/- Mice and Magnetic Nanoparticle Induced Heating for Cancer Treatment
Breast cancer Magnetic nanoparticle Mammary gland Mouse tumor model Stem cell Thermotherapy
2014/12/10
PATHWAYS CONTRIBUTING TO DEVELOPMENT OF SPONTANEOUS MAMMARY TUMORS IN BALB/c-Trp53+/- MICE Mutation and loss of p53 function are common features among human breast cancers. We use BALB/c-Trp53+/- mice...
Nanoparticle Building Blocks for Functional Structures
Artificial enzyme Water-soluble catalyst
2014/11/20
A major goal in material science is achieving a desired function using structures fabricated with designed building blocks. Advanced synthetic and self-assembly techniques allow various nanomaterials ...
Shear disassembly of hierarchical superparamagnetic Fe3O4 hollow nanoparticle necklace chains
Supramolecular amino hydrogen bond super paramagnetic nanoparticles quantitative shear stress magnetic rheological analysis
2015/3/24
Supramolecular amide hydrogen-bond interactions between bundles of necklace-like chains based on superparamagnetic hollow Fe3O4 nanoparticle beads could be indirectly quantified by shear stress and ma...
Simultaneous and sensitive detection of dopamine and uric acid using a poly(L-methionine)/gold nanoparticle-modified glassy carbon electrode
Voltammetry Gold nanoparticle Poly Dopamine Uric acid
2014/3/8
A novel electrochemical sensor was fabricated by electrodeposition of gold nanoparticles on a poly(L-methionine) (PMT)-modified glassy carbon electrode (GCE) to form a nano-Au/PMT composite-modified G...
Boehmite nanoparticle catalyst for the one-pot multicomponent synthesis of 3,4-dihydropyrimidin-2-(1H)-ones and thiones under solvent-free conditions
Boehmite nanoparticle One-pot synthesis Multicomponent synthesis Dihydropyrimidine Solvent-free
2014/3/8
A simple, green, and efficient synthesis protocol for the synthesis of 3,4-dihydropyrimidin-2-(1H)-ones using boehmite nanoparticles as catalyst was developed. It did not use any toxic metal catalysts...
Oscillatory optical response of amorphous plasmonic nanoparticle arrays
Oscillatory optical response amorphous plasmonic nanoparticle arrays Optics
2012/5/29
The optical response of metallic nanoparticle arrays is dominated by localized surface plasmon excitations and is the sum of individual particle contributions modified by inter-particle coupling depen...
Stochastic processes in light-assisted nanoparticle formation
Stochastic processes light-assisted nanoparticle formation Mesoscale and Nanoscale Physics
2012/4/24
Recently, light-assisted nanofabrication have been introduced, such as the synthesis of quantum dots using photo-induced desorption that yields reduced size fluctuations, or metal sputtering under lig...
A photonic crystal cavity-optical fiber tip nanoparticle sensor for biomedical applications
photonic crystal cavity-optical fiber tip nanoparticle sensor biomedical applications Optics
2012/4/19
We present a sensor capable of detecting solution-based nanoparticles using an optical fiber tip functionalized with a photonic crystal cavity. When sensor tips are retracted from a nanoparticle solut...
We report the fabrication of nanoparticle silver oxide thin films by rf magnetron sputtering and characterization of their nonlinear optical properties. The chemical decomposition and reversibility of...
Suzuki Reaction of Aryl Bromides Using a Phosphine-Free Magnetic Nanoparticle-Supported Palladium Catalyst（图）
superparamagnetic nanoparticle Suzuki reaction palladium aryl bromide
2013/10/10
A palladium catalyst immobilized on superparaganetic nanoparticles was prepared with a palladium loading of 0.30 mmol/g. The catalyst was characterized using X-ray diffraction, scanning electron micro...
Diffraction of slow neutrons by holographic SiO_2 nanoparticle-polymer composite gratings
Nanoparticles in polymers, Holographic optical elements, Holographic gratings, Neutron optics
2011/9/9
Diffraction experiments with holographic gratings recorded in SiO2 nanoparticle-polymer composites have been carried out with slow neutrons. The influence of parameters such as nanoparticle concentrat...